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Product Line: Pharmaceutical Chemicals

Ethyl 4,4,4-trifluoroacetoacetate

CAS 372-31-6

Molecular structure of Ethyl 4,4,4-trifluoroacetoacetate

CAS · 372-31-6

01

Product Overview

Ethyl 4,4,4-trifluoroacetoacetate is a high-purity pharmaceutical-intermediates supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

02

Product Specifications

Appearance Colorless or light yellow transparent liquid
Purity 98.5% min
Water 0.1% max
03

Applications

Ethyl 4,4,4-trifluoroacetoacetate is widely used as a key building block in the synthesis of fluorinated heterocycles, pharmaceuticals, and specialty agrochemicals. It serves as a precursor for the preparation of fluorinated pyrazoles, pyridines, and other nitrogen-containing heterocycles, which are important scaffolds in medicinal chemistry. The compound is also applied in the synthesis of herbicides, fungicides, and insecticides, where the trifluoromethyl group enhances bioactivity and metabolic stability. In addition, it is used in research laboratories for studying nucleophilic substitution, condensation reactions, and fluorine chemistry, allowing chemists to introduce fluorinated motifs that improve lipophilicity, chemical stability, and biological activity in target molecules.

04

Benefits

The main benefits of ethyl 4,4,4-trifluoroacetoacetate stem from its trifluoromethyl group, which provides strong electron-withdrawing effects, enhancing reactivity in condensation and substitution reactions. Its β-ketoester structure allows for versatile transformations, including alkylation, acylation, and cyclization, enabling efficient synthesis of complex fluorinated molecules. The ethyl ester improves solubility in organic solvents, facilitating handling, purification, and incorporation into multi-step syntheses. Additionally, the trifluoromethyl group often increases chemical and metabolic stability of the resulting molecules, which is highly desirable in pharmaceuticals and agrochemicals. Its predictable reactivity and high purity make it a reliable intermediate for both laboratory and industrial applications.

05

Conclusion

Ethyl 4,4,4-trifluoroacetoacetate is a versatile fluorinated β-ketoester widely used in the synthesis of pharmaceuticals, agrochemicals, and fluorinated heterocycles. Its reactive ketoester functionality combined with the electron-withdrawing trifluoromethyl group enables efficient chemical transformations, improved stability, and enhanced bioactivity in downstream products. As the demand for fluorinated compounds continues to grow in medicinal and agricultural chemistry, this compound remains an essential building block for modern synthetic applications.

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